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December Weather in Lalim, Portugal

Last updated: August 27, 2025

In December, the average temperature in Lalim, Portugal is a brisk 7°C (45°F), with a minimum dipping to -3°C (27°F) and a maximum reaching 15°C (60°F). Expect about 125 mm (4.9 in) of precipitation spread over 13 days, contributing to an average humidity of 87%. Dress warmly and be prepared for wet weather!

December Temperature in Lalim

In December in Lalim, the average temperature is 7°C (45°F). Maximums can reach 15°C (60°F), and minimums can be as low as -3°C (27°F). It's advisable to pack layers to stay comfortable while exploring the area's diverse attractions.

December Weather in Lalim: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Lalim, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lalim, December typically has an average temperature of 7°C (45°F), with highs reaching up to 15°C (60°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec424749536063696965584845
Data source: Temperature data for Lalim generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Lalim

In Lalim in December, the total precipitation amount is 125 mm (4.9 in), occurring over a span of 13 days.

December Precipitation Trends in Lalim

The chart displays monthly precipitation patterns in Lalim, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Lalim, December typically receives around 125 mm (4.9 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec5598113115514622184279103125
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Lalim

In Lalim in December, humidity is 87%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that seeps into your bones, making outdoor adventures somewhat uncomfortable and urging travelers to seek refuge in cozy cafes or warm indoor activities.

December Average Humidity in Lalim

This chart illustrates the average monthly humidity levels in Lalim, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Lalim is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%81%78%79%78%71%63%64%71%79%86%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Lalim

In Lalim in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Lalim, you can visit Hourly UV Index in Lalim.

Maximum UV Index Levels in Lalim for December

The chart shows the monthly maximum UV Index (UVI) for Lalim in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Lalim typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346910111098642
Data source: Lalim December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Lalim Compares to Other Months

Weather in Lalim varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Lalim, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Lalim, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)55 mm (2.2 inches)87%moderate
February Weather8°C (47°F)98 mm (3.9 inches)81%moderate
March Weather9°C (49°F)113 mm (4.4 inches)78%high
April Weather12°C (53°F)115 mm (4.5 inches)79%very high
May Weather15°C (60°F)51 mm (2.0 inches)78%very high
June Weather17°C (64°F)46 mm (1.8 inches)71%extreme
July Weather20°C (69°F)22 mm (0.9 inches)63%very high
August Weather20°C (69°F)18 mm (0.7 inches)64%very high
September Weather18°C (65°F)42 mm (1.7 inches)71%very high
October Weather14°C (58°F)78 mm (3.1 inches)79%high
November Weather9°C (49°F)103 mm (4.1 inches)86%moderate
December Weather7°C (45°F)125 mm (4.9 inches)87%low

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